15.9 Plus 688.1 Addition :

Number 1	Number 2	Answer
15.9	688.1	704

How to calculate 15.9 plus 688.1 ?

Let's break down the addition of 015.9 and 688.1 step by step:

   015.9      <-- Start with the rightmost column
+  688.1
---------

    Add the digits in the rightmost column:
        9 + 1 + 1 = 10
        Write down 0 in the rightmost column, carry over 1 to the next column.

   015.9
+  688.1
---------
     0


    Add the digits in the rightmost column:
        5 + 8 + 1 = 14
        Write down 4 in the rightmost column, carry over 1 to the next column.

   015.9
+  688.1
---------
     4.0


    Add the digits in the rightmost column:
        1 + 8 + 1 = 10
        Write down 0 in the rightmost column, carry over 1 to the next column.

   015.9
+  688.1
---------
     04.0


    Add the digits in the rightmost column:
        0 + 6 + 0 = 7
        Write down 7 in the rightmost column, carry over 0 to the next column.

   015.9
+  688.1
---------
     704.0

    Continue to the left:
        There are no more columns to the left.

The final result is 704.0.

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16	694.1	710.1	16 plus 694.1
16.1	697.1	713.2	16.1 plus 697.1
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0.2	3.1	3.3	0.2 plus 3.1
1	9.4	10.4	1 plus 9.4
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